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COMPUTER SCIENTIST

Department of Defense
Defense Threat Reduction Agency
Nuclear Technologies Department

Summary

This position is part of the Defense Threat Reduction Agency. The incumbent will be responsible for serving as the Agency's technical authority on nuclear modeling and simulation (M&S) software and data architecture.

Overview

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Accepting applications
Posted this week · Apply by 07/06/26
Due by 11:59 p.m. ET on July 6, 2026
Location
1 vacancy in the following location:
Work site options
Telework eligible
Yes—This position is an in-person position at facilities located at Fort Belvoir, VA. This position may be eligible for limited, situational telework subject to supervisory approval and not to exceed current Agency guidelines.  This position is not eligible for remote telework.
Remote job
No
Relocation expenses reimbursed
Yes—You may qualify for reimbursement of relocation expenses in accordance with agency policy.
Salary
$169,279 - $197,200 per year
Pay scale & grade
GS 15
Promotion potential
None
Pay scale and grade determines the salary of the job.
Work schedule
Full-time
Travel Required
25% or less - You may be expected to travel for this position.
Appointment type
Permanent
Occupations and job series
Supervisory status
No
Federal service type
This job is in the Competitive Service
Represented by a union
No
Drug test
Yes
Security clearance
Sensitive Compartmented Information
Position sensitivity and risk
Special-Sensitive (SS)/High Risk
Jobs require a background check and some require a security clearance. The type depends on the job.
Background check type
Financial disclosure required
Yes
Some jobs require financial disclosure to identify conflicts of interests.
Announcement number
DTRA-26-12986438-DH
Control number
873793900

This job is open to

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Clarification from the agency

This announcement is open to All U.S. Citizens, and is being filled under the Direct Hire Authority (DHA) for Certain Personnel of the Department of Defense. Appointment of Military Spouses (5 CFR 315.612)(NonComp Mil Sp), Appointment of Spouses of DoD, Civilians Priority Placement Program (PPP) Retained Grade Preference (RGP), and PPP Military Reserve and PPP National Guard Technician eligibles may also apply.

Duties

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This position may be filled using Direct Hire Authority: Z5CAV/Direct-Hire Authority (Certain DoD Personnel) PL 118-31, Sec 125OB (i)(2), 12/22/2023.This position is being filled under the memorandum from the Under Secretary of Defense for Personnel and Readiness (USD(P&R)) "Expansion of Direct Hire Authority for Certain Personnel of the Department of Defense," dated August 12,2024.


As a COMPUTER SCIENTIST at the GS-1550-15 some of your typical work assignments may include:

  • Directs the formulation, development, implementation, and dissemination of nuclear modeling and simulation (M&S) software that provides authoritative nuclear weapons effects calculations, and provides technical expertise on these and related research matters.
  • Manages and coordinates the development of architecture, data structure, and software standards for nuclear M&S capabilities to address cybersecurity and interoperability requirements for DTRA and the Department of War (DoW).
  • Oversees development of software that provides the common M&S capability integrated into DTRA applications and tools to provide authoritative results for nuclear weapons effects.
  • Serves as scientific advisor to DTRA superiors, staff, and other DoW services/agencies for nuclear M&S software and data architecture and evaluates the impact of technology changes on nuclear M&S capability development.
  • Prepares budget estimates, provides for continuity of effort, and reviews proposals from industrial research and development firms to integrate new capabilities and improve the performance of nuclear weapons effects M&S architecture.

Requirements

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Conditions of employment

  • Must be a U.S. Citizen
  • Occasional Travel
  • Work Schedule: Full-time
  • Males born after 12-31-59 must be registered for Selective Service
  • Suitable for Federal employment, determined by a background investigation
  • May be required to successfully complete a probationary period
  • Overtime/compensatory time may be required to accommodate operational needs of the organization.
  • Tour of Duty: Flexible
  • Recruitment/Relocation Incentives: May Be Authorized
  • Fair Labor Standards Act (FLSA): Exempt
  • Financial Disclosure: Required
  • Telework Eligibility: This position is telework eligible
  • Must consent to and pass pre-employment drug testing and be subject to periodic random drug testing thereafter.
  • Must be able to obtain and maintain a TOP SECRET/SCI clearance and access to NATO, CNWDI, RD
  • Travel in the performance of temporary assignments may be required up to 25% of duty time CONUS/OCONUS. The employee must be willing to comply with each Combatant Command (COCOM) travel medical requirement to include vaccinations.
  • Required to submit a Confidential Financial Disclosure Form, OGE 450, within 30 days of entering the position, annually and upon termination of employment in accordance with DoD Directive 5500.7-R, Joint Ethics Regulation, August 30, 1993.
  • Must be able to obtain and maintain a current, valid passport.

Qualifications

You may qualify at the GS 15 , if you fulfill the following qualifications:

A. One year of specialized experience equivalent to the GS-14 grade level in the Federal service as listed below:

  • Applying scientific principles, methods, and tools of basic and applied research, conducting, systematic inquiries into complex data structures and software design balancing fidelity results with performance metrics for final software designs;
  • Translating functional requirements for broadly scoped, complex problems into technical requirements, defining project parameters to enable progress assessment and research direction adjustments;
  • Managing work assignments, Overseeing multi-year research projects and test programs;
  • Managing research programs to incorporate and apply new science and technology advances;
  • Providing technical guidance, leading working groups, and collaborating with multidisciplinary teams to address complex problems for decision makers using data science or modeling & simulation techniques.
Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience.

In addition to meeting qualifications, your application package must reflect the applicable experience to meet the Individual Occupational Requirements for the 1550, series as listed below:
Degree: Bachelor's degree in computer science or bachelor's degree with 30 semester hours in a combination of mathematics, statistics, and computer science. At least 15 of the 30 semester hours must have included any combination of statistics and mathematics that included differential and integral calculus. All academic degrees and course work must be from accredited or pre-accredited institutions.

Education

Substitution of education may not be used in lieu of specialized experience for this grade level.

Additional information

Other Notes:

ACQUISITION POSITION:
This is an Acquisition Workforce position in Engineering, Technical & Management Functional Area. The incumbent will be required to become certified in the Practitioner tier within 5 years. The incumbent is required to acquire a minimum of 40 continuous learning points (CLPs) every fiscal year as a goal and 80 CLPs being mandatory within 2 years.

RE-EMPLOYED ANNUITANT: This position DOES NOT meet criteria for re-employed annuitant. The DoD criteria for hiring Re-employed Annuitants can be found at: https://www.esd.whs.mil/Portals/54/Documents/DD/issuances/140025/140025_vol300.PDF?ver=LQ7feWw-8-5DI2tceUpmgA%3d%3d

All applicants must meet qualifications and eligibility criteria by the closing date of the announcement.

This position is subject to an initial drug screening, and random testing thereafter. A negative drug test result must be received by HR within 30 calendar days after the EOD (i.e., start date). The selectee's inability successfully pass; or refusal to conduct the test may result in: 1) the tentative or FJO being withdrawn during the recruitment process; or 2) subsequently being removed from Federal service for failure to meet a condition of employment.
You may be required to sign a "Drug Test Statement of Understanding" if you are selected for this position.

Males born after 12-31-59 must be registered or exempt from Selective Service (see Who Needs to Register | Selective Service System : Selective Service System (sss.gov))

Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.

How you will be evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

We will review your resume and supporting documents, to ensure you meet the basic qualification requirements. We will evaluate each applicant who meets the basic qualifications on the information provided and evaluate your relevant work experiences as it relates to fundamental competencies, identified below, required for this position.

Traditional rating and ranking of applications does not apply to this vacancy. Your application (resume and supporting documentation) will be evaluated to determine if you meet the minimum qualifications required as listed on the announcement under qualification requirements.

Veterans Preference: If you are entitled to veterans preference, you should indicate the type of veterans' preference you are claiming on your resume. Your veterans' preference entitlement will be verified by the employing agency.

For information on entitlement see http://www.fedshirevets.gov/job/vetpref/index.aspx

Military Spouse Preference: If you are entitled to military spouse preference, in order to receive this preference you must choose the spousal eligibility in your application package referencing MSP Military Spouse Preference. Your preference entitlement will be verified by the employing agency. If you are claiming military spouse preference and qualified for the position, your name will be placed below preference eligible veteran candidates and above non-preference candidates on a list sent to the hiring manager for employment consideration. To claim Military Spouse Preference (MSP) please complete the Military Spouse PPP Self-Certification Checklist, save the document and attach it to your application package.

Appointment of Military Spouses (5 CFR 315.612) (NonComp Mil Sp): To receive this preference, you must choose to apply using the " Appointment of Military Spouses (5 CFR 315.612) (NonComp Mil Sp)" eligibility. If you are claiming Military Spouse eligibility and are determined to be Well Qualified (score of 85 or above) for the position, you will be referred to the hiring manager. Information and required documentation for claiming Military Spouse eligibility may be found at the General Applicant Information and Definitions link below.

Defense Threat Reduction Agency

The Defense Threat Reduction Agency provides cross-cutting solutions to enable the DoD, the United States Government, and international partners to DETER strategic attack against the United States and it's allies; PREVENT, reduce, and counter Weapons of Mass Destruction (WMD) and emerging threats; and PREVAIL against WMD-armed adversaries in crisis and conflict.

Agency contact information

DTRA Servicing Team
Phone
614-693-0259
Email
DHRC-DDTRAHR@dla.mil
Address
Defense Threat Reduction Agency
8725 JOHN J KINGMAN ROAD
MSC 6201
FT BELVOIR, VA 22060-6201
US

Visit our careers page

Learn more about what it's like to work at Defense Threat Reduction Agency, what the agency does, and about the types of careers this agency offers.

http://www.dtra.mil

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